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Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:122BG GHM

Order: 19

Horizontal side: 122 Vertical side: 122

Elements: 4√2, 7, 8, 6√2, 7√2, 8√2, 12, 14, 16, 21, 24, 28, 26√2, 28√2, 54, 47√2, 48√2, 68, 61√2.

Code: 685 0 54 614 61 61 476 75 75 143 75 61 215 75 54 74 68 54 73 75 54 545 0 0 484 48 6 260 96 54 163 70 12 247 70 28 280 94 28 281 122 28 66 48 6 125 54 0 84 62 4 83 70 4 44 66 0

The properties below may precede order:side in a tiling's title:

Credit for Discovery

Just three people are credited with the discovery of Primitive Perfects:

Geoffrey H. Morley (GHM, England)

Jasper D. Skinner, II (JDS, United States)

William T. Tutte (WTT, Canada, 1917-2002) (15:44AI, 17:136AJ and 19:56AJ only)

68
61√2
47√2
14
21
7√2
7
54
48√2
26√2
16
24
28√2
28
6√2
12
8√2
8
4√2